CE certified shoulder and elbow protection, EVA perforated chest and back protector-removable thermal liner (filled with thermal cotton, diamond quilted to prevent cotton running, connected with snap buttons and zippers for easy removal)Main fabric made of dense Oxford cloth-waterproof lining added to the fabric to adapt to more cycling environments-reflective design on the front chest, back, and sleeves to ensure visibility in low light-comfortable collar design with two snap button adjustments-front shoulder and back zipper ventilation for airflow and heat dissipation during cycling.Multiple adjustable designs to enhance the fit of the cycling clothing, making it more tailored to the rider’s body shape.